A new diazine tetratopic helicand, H4L, is obtained from 3-formylsalicylic acid and hydrazine. The reaction between H4L and cobalt( II) perchlorate, iron(III) perchlorate, and sodium carbonate leads to triple-stranded tetranuclear anionic helicates, [(L3Co2Fe2III)-Fe-II](2-), which are connected through Na ions, resulting in chiral coordination polymers, [(infinity L3Na2Fe2Co2)-L-1(H2O)(4)(EtOH)(2)]center dot 3H(2)O.
Heterotopic Helicand for Designing Heterometallic Helicates / Paula Cucos;Mirela Pascu;Roberta Sessoli;Narcis Avarvari;Fabrice Pointillart;Marius Andruh. - In: INORGANIC CHEMISTRY. - ISSN 0020-1669. - STAMPA. - 45:(2006), pp. 7035-7037. [10.1021/ic060533u]
Heterotopic Helicand for Designing Heterometallic Helicates
SESSOLI, ROBERTA;
2006
Abstract
A new diazine tetratopic helicand, H4L, is obtained from 3-formylsalicylic acid and hydrazine. The reaction between H4L and cobalt( II) perchlorate, iron(III) perchlorate, and sodium carbonate leads to triple-stranded tetranuclear anionic helicates, [(L3Co2Fe2III)-Fe-II](2-), which are connected through Na ions, resulting in chiral coordination polymers, [(infinity L3Na2Fe2Co2)-L-1(H2O)(4)(EtOH)(2)]center dot 3H(2)O.
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